Claude checkpoint builds 829-line animation in pure JS from scratch

The author says the new checkpoint produced an animation with no images or sound in 2 hours and 829 lines of pure JS, and guesses the model behind it is Fable 5.5.

Salio

@Mr_SalioArchived 17 days agoOriginally posted 2026.10.16

Salio @Mr_SalioOriginally posted 2026.10.16

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🚨 Claude next model 829 lines of code and 2h and 0 image & 0 sound Everything is pure js code from scratch This is the new checkpoint that retuned again today, I think it's way better than the last week one Imo the model behind opus 5.5 is Fable 5.5

x.com/mr_salio/status/2110781699839660328Archived 2026.10.16 09:58

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